The fortune teller said that this is a perfect couple. What is the perfect couple?

A perfect body means no physical and chemical reactions. Used in people's feelings to indicate that there is no fate, and ultimately it cannot be complete. You can't believe everything and you can't be absolute. I remember in Water Cloud Sword, Mei Ruohong said that she is an insulator (meaning that she has a family and is no longer obsessed with the love between men and women! But after all kinds of joys and sorrows, I walked happily with Du Qian and finally grew old together!